Tenmars TM-185A, User Manual

Page 1: ...TM 185A Temperature Humidity Monitor TM 187A CO2 Monitor User s Manual HB2TM185A00 00 ...

Page 2: ...n of Adjustment 6 5 6 Current output 7 5 7 Computer interface 7 5 8 Automatic recording 8 5 9 CO2 self calibration ABC 9 5 10 Alarm mode 10 5 11 Buzzer and dry contact 11 5 12 Changing humidity temperature sensor 12 5 13 Installation figure Electrical connections 12 6 Software Installation 13 7 General Specifications 14 8 Electrical Specifications 15 9 Maintenance 16 10 Cleaning 16 11 Disposal 16 ...

Page 3: ...afety Note Please refer to this manual Improper use may damage the meter and its components Complies with European Directive Do not operate in environments with flammable gas or humid environments Do not place the meter in locations with high temperature humid or exposed to direct sunlight Operating altitude 2000 meters below sea level Operation environment Indoor use contamination level class 2 E...

Page 4: ...0mA output 3 Alarm setting button 11 RS 485 interface 4 Temperature unit switching button 12 RS 232 interface 5 Switch display button 13 USB interface 6 Data lock button 14 Alarm signal output 2KHZ 7 Temperature humidity sensor 15 DC power input 8 AC power input 16 Standard VESA wall mount hole 100x100mm ...

Page 5: ...data to become stable 3 Press the button to enter Device setting see 5 1 4 Press the button to enter Alarm setting see 5 2 5 Press the button to select Celsius ºC or Fahrenheit ºF 6 Press the button to select 12 hour mode 24 hour mode or humidity display 7 Press the button to freeze the window and stop updating Install the meter as shown below to obtain the correct reading ...

Page 6: ...matic recording Carbon dioxide self calibration AbC Return to testing mode Select Device setting Select digit to set Increases and decreases the setting value Confirm exits setting Temperature ADJ range 10ºC 18ºF Humidity ADJ range 10 RH Carbon dioxide ADJ range 200 PPM Automatic recording time 1 second 24 hours Current output Temperature humidity carbon dioxide select one to output Computer inter...

Page 7: ...ry Return to test mode Select Alarm setting Select digit to set Increases and decreases the setting value Confirm exits setting Temperature alarm range 20ºC 70ºC 4ºF 158ºF Humidity temperature range 5 95 RH Carbon dioxide range 1 9999 PPM Temperature threshold range 10 0ºC 18 0ºF Humidity threshold range 10 0 RH Carbon dioxide threshold 999 0 PPM 5 3 Hide display testing screen Hide display humidi...

Page 8: ...ft row Year Bottom right row Hour Minute 5 5 Calibration of Adjustment LED position Description Top row Adjustment stalls Bottom left row Start Stop Default Stop Bottom right row Deviation value Default 0 Deviation correction formula Default test value deviation value displayed test value ...

Page 9: ...le 1 Displayed temperature test value is 25 upper temperature test limit is 70 lower temperature test limit 20 the result when set into the formula is 12mA Example 2 Displayed humidity test value is 33 RH upper temperature test limit is 100 RH lower temperature test limit is 0 RH the result when set into the formula is 9 28mA 5 7 Computer interface LED position Description Top row Interface select...

Page 10: ...ff Stop Automatic recording Constantly On Start Automatic recording Quick flash Writing record data Continuous flash Memory full please download data as soon as possible Suggested Automatic recording interval is greater than 5 seconds if set lower than 5 seconds the continuity of the data cannot be guaranteed Setting the record interval to less than 5 seconds may cause continuous flashing please b...

Page 11: ...icient power The self calibration function takes 180 hours approximately 7 5 days during this period the power of the device cannot be turned off Suggested optimal carbon dioxide concentration is between 400 500 PPM Do not start the carbon dioxide self calibration function ABC in places with poor ventilation or where the stability of the power system cannot be guaranteed for extended periods of ti...

Page 12: ... When Alarm mode is started the indicator will automatically light up when displayed test value alarm value the buzzer or dry contact setting will also start if set as enabled If a threshold value is set it will automatically stop when alarm value threshold value displayed test value When the displayed test value is once again alarm value it will automatically start again without the need to reset...

Page 13: ...A TM 187A 11 5 11 Buzzer and dry contact LED position Description Top row Buzzer Bottom right row Start Stop Default Stop LED position Description Top row Dry contact Bottom right row Start Stop Default Start ...

Page 14: ...ructions in the user s manual and operate in a safe environment Remove the screws and protection cap Remove the old sensor Take out the new sensor and install it according to the direction illustrated in the figure Install the protection cap and screws Restart and set the ADJ settings to disabled or reset 5 13 Installation figure Electrical connections ...

Page 15: ...nstallation is complete remove the CD from the CD DVD ROM drive Connect the PC with this monitor and first confirm the interface settings then connect the cable according to the following description Interface Monitor PC terminal RS 232 RX TX TX RX GND GND RS 485 R R R R USB USB Execute PC desktop software program Double click on the desktop program CO2 Monitor or Temperature Humidity Monitor with...

Page 16: ...erature and humidity 0ºC 50ºC relative humidity under 80 Storage temperature and humidity 10ºC 60ºC relative humidity under 80 Weight Approximately 1000 grams Dimensions 260 length 178 width 47 height mm Transformer specifications External AC to DC 9 15V power supply Note the polarity Specifications Voltage DC 12V 9 0 15 0 VDC MAX Current 1000mA Plug The pin in the center connects to the positive ...

Page 17: ... Temperature 1ºC 5ºC 60ºC 2ºF 41ºF 140ºF Other ranges 2ºC 4ºF Humidity 5 RH 20 80 RH 25ºC Other ranges 8 RH Carbon dioxide 70PPM or 5 2000PPM Other ranges 7 Analog output 0 3mA or 2 load 250Ω Power AC input 24Vac Vdc 20 50 60Hz DC input 9 15V Update rate Once per second Computer interface USB RS 232 RS 485 Dry contact specification Maximum 1A 30Vdc Normal open Transmission format 115200bps 8 N 1 ...

Page 18: ...temperature humidity or that are exposed to direct sunlight 10 Cleaning Please use soft dry cloth to wipe it clean when cleaning do not wipe it with wet cloth liquids or water etc 11 Disposal Note This symbol indicates that this product and its peripheral accessories must be recycled and processed do not discard directly with trash in order to prevent environmental pollution ...

Page 19: ......

Page 20: ...TENMARS Electronics Co Ltd 6F 586 Rui Guang Rd Neihu Taipei E mail service tenmars com http www tenmars com ...